package com.xx.web.mapper;

import com.xx.mp.mapper.XxBaseMapper;
import com.xx.web.domain.entity.Ship;

import java.util.List;
import java.util.Map;

/**
* ship Mapper 接口
*
* @author xx
* @since 2023-03-17
*/
    public interface ShipMapper extends XxBaseMapper<Ship> {


    public List<Map<String, Integer>> statistics();
    }
